.index-banner{
    border-radius: 5px;
    overflow: hidden;
    width: 800px;
    height: 256px;
}
.index-banner img{
    height: 256px;
}
.post-group{
    border: 1px solid #ddd;
    margin-top: 20px;
    border-radius: 5px;
    overflow: hidden;
    padding: 10px;
}
.post-group-head{
    overflow: hidden;
    list-style: none;
}
.post-group-head li{
    float: left;
    padding: 5px 14px;
}
.post-group-head li a{
    color: #333333;
}
.post-group-head li.active{
    background: #ccc;
}

.author-avatar-group{
    float: left;
}
.author-avatar-group img{
    width: 50px;
    height: 50px;
    float: left;
}
.post-info-group{
    float: left;
    margin-left: 10px;
    border-bottom: 1px solid #e6e6e6 ;
    padding-bottom: 10px;
    width: 80%;

}
.post-list-group li{
    overflow: hidden;
    padding-left: 5px;
    padding-top:20px;
}
.post-info{
    margin-top: 10px;
    font-size: 12%;
    color: #9b9fb1;
}
.post-info span{
    padding-right: 10px;
}

.page-nate{
    text-align: center;
}